Playbooks

Not in any team playbook.
Pinch Blitz out of the Big Nickel Over G set is an all out interior pressure call that sends five rushers crashing down and inside at the snap, with all five arrows on the diagram converging toward the middle of the box. Both linebackers and the down linemen pinch inward to collapse the pocket immediately rather than looping outside, while the two deep safeties and both outside corners stay back to hold their assignments. This is a run stopping and quick pressure blitz rather than a coverage based zone or man beater, and the primary read is simply getting immediate penetration up the middle to blow up inside runs or force a rushed throw before routes develop.
Pre-snap, identify if the offense is in a run heavy personnel grouping or has committed extra blockers to the box, since Pinch Blitz is built to stack the middle against inside runs. Watch for offensive tackles and guards releasing quickly, which signals a screen or draw that can exploit the inside pinch since your rushers are already funneling inward and away from the edges. If the quarterback shows quick play action or a bootleg read, the pinch rush can be too slow to the edge since none of the five rushers are contained outside. Look at the offensive line splits before the snap, tight splits confirm the offense expects interior pressure and may check into a perimeter run or toss to beat the pinch. Post-snap, if a running back releases into the flat or a tight end works a quick out, the two deep safeties are your last line since the underneath flat area is thin with this many rushers crashing inside.
Call this on short yardage and goal line situations where you expect a dive, iso, or QB sneak up the middle since the pinch technique clogs interior gaps instantly.
Use it on third and short or in the red zone when the offense is likely to stay condensed and run between the tackles rather than attack the perimeter.
Pre-snap, check if the offense has trips or empty spread formations, since the pinch concept leaves the alley and edges exposed if blockers can get outside leverage.
Pair this with SS Blitz 2 or LB Blitz in the same set to keep the offense guessing between interior pinch pressure and edge or slot pressure looks from the same Big Nickel personnel.
User the Mike linebacker to spy or fill the first crease that opens since the CPU rushers may overpursue the inside gaps and leave a cutback lane.